OpenTechnical

OT-2026-000102905

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, three stage ejector, pulsed blow-off after set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000102905) never changes.

Identity and time

Publication numberOT-2026-000102905 · never reused
Internal UUID01a0aea4-be3c-781f-944b-0787b2220b9e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102905
StatusPUBLIC

Content hashes

Canonical text1ee3cbc550820d0b23e246c89092c9bb9a79c0ca644c0f35c0ce7d20f6d3bb2a
Markdownebc52b5cc838e0d5663b288e7856a6122f2d5789a9978aedbb82211eab30cde2
PDF
Publication pagec1d2d5bd128500d908d7c2f04ea56240358fd1afef5e44ecc4a3c7b40dbb5f60
Manifest30ff1b7ccda0fec8ee814bb163ec429c9f560bcad21dbe572ffbda780efc5d4c

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signaturer/QRghI763RbiInRzhNwNxHefVeHAdA6cnZzCdaHtrh9LsM4gJqfj0a9gQPDFDm6g5T5IpOZZD4he3bsEsu7Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:22:55.157378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102905
observed c1d2d5bd128500d908d7c2f04ea56240...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:55.138457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102905/manifest.json
observed 30ff1b7ccda0fec8ee814bb163ec429c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:55.117719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102905/publication.md
observed ebc52b5cc838e0d5663b288e7856a612...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:55.099556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102905/publication.txt
observed 1ee3cbc550820d0b23e246c89092c9bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.